Figure 21. Trace elements ratio diagrams: (a) Normalized La/Yb ratio versus Yb diagram after [59]; (b)-Sr/Y versus Y(ppm) diagram after [53]. TTG stands for Trodhjemite-Tonalite-granodiorite defined after [60]. Designations follow Figure 3.

From

Petrology and Geochemistry of the Granitic Rocks from the Itremo Domain, Central Madagascar

Désiré Alphonse Rakotondravaly, Roger Randrianja

Journal of Geosciences and Geomatics. 2022, 10(1), 31-44 doi:10.12691/jgg-10-1-3